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require 'spec_helper'
describe Virtus::Attribute::EmbeddedValue, '#coerce' do
subject { object.coerce(input) }
let(:object) { described_class.build(model, options) }
let(:options) { {} }
context 'when primitive is OpenStruct' do
let(:model) { OpenStruct }
context 'when input is an attribute hash' do
let(:input) { Hash[name: 'Piotr', age: 30] }
it { is_expected.to be_instance_of(model) }
describe '#name' do
subject { super().name }
it { is_expected.to eql('Piotr') }
end
describe '#age' do
subject { super().age }
it { is_expected.to eql(30) }
end
end
context 'when input is nil' do
let(:input) { nil }
it { is_expected.to be(nil) }
end
context 'when input is a model instance' do
let(:input) { OpenStruct.new }
it { is_expected.to be(input) }
end
end
context 'when primitive is Struct' do
let(:model) { Struct.new(:name, :age) }
context 'when input is an attribute hash' do
let(:input) { ['Piotr', 30] }
it { is_expected.to be_instance_of(model) }
describe '#name' do
subject { super().name }
it { is_expected.to eql('Piotr') }
end
describe '#age' do
subject { super().age }
it { is_expected.to eql(30) }
end
end
context 'when input is nil' do
let(:input) { nil }
it { is_expected.to be(nil) }
end
context 'when input is a model instance' do
let(:input) { model.new('Piotr', 30) }
it { is_expected.to be(input) }
end
end
context 'when :strict mode is enabled' do
let(:model) { Struct.new(:name) }
let(:options) { { :strict => true } }
context 'when input is coercible' do
let(:input) { ['Piotr'] }
it { is_expected.to eql(model.new('Piotr')) }
end
context 'when input is not coercible' do
let(:input) { nil }
it 'raises error' do
expect { subject }.to raise_error(Virtus::CoercionError)
end
end
end
end
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